Comforter



March 13, 1951 D, C, LIPPMAN 2,544,797

COMFORTER Filed Aug. 7, 1947 TIE- 2.

INVENTOR.

.DANIEL C. LIP PMANN BY fm ATTORNEYS.

Patented Mar. 13, 1951 I UNITED 'COMFORTER Daniel C. Lippmann, New York, N..Y.assign0.r

to Celane'se Corporation of America, a 'QQIPO- ration of Delaware .Ap'pncano August 7, 1947., serialNMasse aclaims. (ci. -334l This invention relates to comforters, quilts .materials may also be employed. ..Examples`.of and the like, and relates more particularly to such other thermoplastic materials are synthetic comforters, quilts and the like comprising an linear polyamide condensation products, polyassembly of textile materials. merio vinyl halides such as polyvinyl chloride or An important object of this invention is to 5 copolymers of vinyl chloride and vinyl acetate, provide an improved comforter, quilt or the like, polymerized vinylidene chloride, polymerized of excellent insulating properties. methacrylic acid esters such as polymerized Other objects of this invention will appear from methyl methacrylate and the like. Fibers of nonthe following detailed description. thermoplastic materials which may be mixed with The comforters of the present invention comthe thermoplastic materials may be cotton, silk, prise an inner layer or web of interlaced or wool, regenerated cellulose and like materials.

matted staple fibers, at least the major portion In the accompanying drawing, which serves to of which has a basis of a thermoplastic mateillustrate this invention.

rial, which layer or web is covered by textile Fig.1is aview ofaportion of acomforter made fabric. The inner fibrous layer has its surfaces l5 in accordance with the present invention, I

so modified as to form skins thereon which pre- Fig. 2 is a side-elevational view of the inner vent any staple fibers from slipping out through layer or web employed, and the fabric covering. The fabric comprising the Fig. 3 is a cross-sectional view taken on line covering may be of any suitable fabric and need 3 3 in Fig. 1.

not be of close weave since, as indicated above, Like reference numerals indicate like parts the staple fibers will not have any tendency to throughout the several views of the drawing.

pass through the fabric, being confined by the In the drawing, reference numeral il indicates Surface SkiIlS- HOWeVeF, iii iS preferred t0 emplOY generally a portion of a comforter. The coma warp-knit fabric, such as jersey, as such a forter 4 comprises an inner brous layer 5, the fabric has been found 'G0 give highly desirable 5 surfaces of which have been treated to form decorative and utilitarian results. skins 6 and 1 thereon. The fibrous layer or web The inner fibrous layer or web may be prepared is covered top and bottom with fabric covers in any suitable manner. For example, staple 8 and 9. The edges of the comforters are finished fibers, at least the major portion of which has with a binding I I of suitable material, such as a basis of a thermoplastic material, in the form satin ribbon, which is stitched to the inner of bundles or pencils may be blown into a chamfibrous layer or web and the fabric coverings as ber where they are opened up and maintained in shown at I2. Decorative stitching may be applied a turbulent condition, i. e. in the form of a loose, to the comforter as shown at I3 which stitching whirling mass. The loose mass may be continuhas a utilitarian effect as preventing migration ously drawn down by suction on to a foraminous of the staple fibers within the layer or web 5. belt, the yarn of the fibers within the chamber The comforter made in accordance with the causing the fibers to deposit on said foraminous present invention is characterized by being light belt in interlaced or interlocked condition which in weight and yet giving the same insulating qualis necessary to maintain them in the form of a ities as a wool blanket of similar weight. Morebatting. The batting is then subjected to a over, by employing an inner layer or web of fidegree of heat and pressure sufcient to coalesce brous materials, the surfaces of which web are the thermoplastic organic derivative of cellulose coalesced into the form of skins, it is not necesstaple bers on the surfaces of the batting to form sary to employ fabrics of closely woven structure on said surfaces a skin which binds the surface in order to prevent staple fibers from passing fibers together, without causing any substanthrough the outer coverings. This feature is very tial coalescence of the staple bers between thev important since a much lighter and more satisskins. factory comforter may be obtained.`

While the thermoplastic fibers employed It is to be understood that the foregoing preferably may comprise any organic derivative detailed description is given merely by way of of cellulose as, for example, cellulose esters such illustration and that many variations may be as cellulose acetate, cellulose propionate and made therein without departing from the spirit cellulose butyrate, mixed esters such as cellulose of my invention. .,acetate-propionate and cellulose acetate-butyr- Having described my invention, what I desire to and cellulose ethers such as ethyl cellulose secure by Letters Patent is: i and benzyl cellulose, fibers of other thermoplastic 1. A comforter, quilt and the like, comprlsmg an inner layer of interlaced thermoplastic staple fibers, said inner layer having surfaces, each of which is coalesced into the form of a thin skin, and a staple ber stratum between said surfaces, said stratum being of substantial thickness as compared to the thickness of said skins and being composed of substantially uncoalesced staple fibers, a covering of textile fabric enveloping said inner layer, and stitching across the surface of the textile fabric covering, extending from cover to cover through said inner layer.

2, A comforter, quilt and the like, comprising an inner layer of interlaced cellulose acetate staple fibers, said inner layer having surfaces, each of which is coalesced into the form of a thin skin, and a staple fiber stratum between said surfaces, said stratum being of substantial thickness as compared to the thickness of said skins and being composed of substantially uncoalesced staple i'lbersl a covering of textile fabric enveloping said inner layer, and stitching Aacross the iii surface of the textile fabric' covering, extending from cover to cover through said inner layer. DANIEL C. LEPPMANN.

REFERENCES CITED The following references are of record in the file of this patent:

UNITED STATES PATENTS Number Name Date 365,625 Palmer June 28, 1887 2,321,108 Schneider June 8, 1943 2,430,868 Francis Nov. 18, 1947 2,438,771 Topjan Mar. 30, 1948 2,483,404 Francis Oct. 4, 1949 2,497,117 Dreyfus Feb. 14, 1950 FOREIGN PATENTS Number Country Date 582,006 Great Britain Nov. 1, 1946l 

